How to Replace the Battery in a 2013 Lexus RX 350 Key Fob

How to Replace the Battery in a 2013 Lexus RX 350 Key Fob

If your RX 350 keyless entry remote is not open doors properly, the cell battery likely must to be replaced. It's not complicated to change the battery in your key fob with our instruction. All tools, that you need is described below.

What kind of battery key fob require

Before going to disassembly remote key fob check all that you need: flat head screwdriver and 1 CR1632 battery.
  • flat head screwdriver
  • 1xCR1632 battery

Step by step instruction

Inside of your keyless entry remote installed tiny coin cell battery. Move the key out of the way if it is in the remote key fob.

Accurately try to open your remote key fob with pry tools. Replace 1xCR1632 battery with flat head screwdriver.

Get new battery and install it inside keyless entry fob's body. Every battery has a negative and positive side and if you put the wrong connector down, the charge cannot go into your circuit board and make it work. Check polarity on battery, by "+" mark.

Before assembling keyless entry fob's case, verify that everything is functioning by pressing buttons on remote key fob.

The last thing to do is put your cover back on fob. Delicately try to assemble the two halves in place by hands from top to bottom. Inspect your key body for gaps. If it is not tightly closed try to repeat last step.

Key Fob Battery Replacement 2013 Lexus RX 350 Video

How to ● Lexus Key Fob Remote Keyless Battery Replace HS, ES, GS, LS, IS, GX, CT

Still not working? Buy new one

Frequently Asked Questions

Key fob of Lexus RX 350 use 1xCR1632 batteries. Price for CR1632 batteries are under $6 depending on the type, size packaging and brand you buy. You can take old battery to the store, with you to find a proper replacement.

Often, after keyless entry remote battery change, reprogramming not required. Remote key fob reprogramming procedure often described in user's manual of your vehicle.

Changing your keyless entry remote battery is simple to do in 2013 Lexus RX 350. Most of car manufacturers think about customers and make a special hole for keyless entry remote open.

Dealer service cost for replace the battery in key is from 50 to 600 dollars depending on the make.

Key fob batteries in modern cars should be changed once in 3-4 years, but this will differ based on frequency of use and build quality. If your key fob reduced signal strength, you should change batteries before it stop open doors and make problems for you.

If your auto key fob buttons not working, fob's battery more than 4 years old, need multiple clicks to unlock or lock doors or signal strength reduced, it's probably battery replace inside key fob required. Currently installed battery is dead or weak with a high probability, but if it's not fix problem, remote key fob replace or repair required.
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Fob Compatibility:

  2. Models: 2009-2013 Lexus RX350